JACKING METHOD AND PIPE FOR USE THEREIN

PROBLEM TO BE SOLVED: To provide a jacking method whereby a filler of the kind adapted to the condition of the natural ground around a pipe is discharged by an appropriate amount even if the condition of the natural ground varies circumferentially and to provide pipes for use therein. SOLUTION: This...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	KANAYAMA KIYOSHI
Format:	Patent
Sprache:	eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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